CN218194475U - Valve rod ring periphery self-adaptation processing equipment - Google Patents
Valve rod ring periphery self-adaptation processing equipment Download PDFInfo
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- CN218194475U CN218194475U CN202221888313.1U CN202221888313U CN218194475U CN 218194475 U CN218194475 U CN 218194475U CN 202221888313 U CN202221888313 U CN 202221888313U CN 218194475 U CN218194475 U CN 218194475U
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Abstract
The utility model belongs to the technical field of valve accessory processing, in particular to a valve rod circumferential surface self-adaptive processing device, which comprises a frame, a valve rod fixing device and a valve rod rotation driving mechanism; the machine frame is provided with a circumferential surface processing device, the circumferential surface processing device comprises a base, a processing table, a processing wheel and a rotary driving motor, the rotary driving motor is used for driving the processing wheel to rotate, and a central driving shaft of the processing wheel is parallel to a central shaft of the valve rod; the processing platform is arranged on the base and is in linear limiting sliding fit with the base, so that the processing platform can slide along the radial direction of the valve rod relative to the base, and a spring for forming an acting force to the direction of the valve rod on the processing platform is arranged between the processing platform and the base. The utility model discloses can be used to the global bending of polishing and polishing of valve rod ring, the unaided eye that fully considers the valve rod existence can't be perceived easily, the processing wheel can keep with the laminating of valve rod under the effect of acting spring, changes self-adaptation transform position thereupon along with the bent straight of valve rod, can not have the excessive problem of processing.
Description
Technical Field
The utility model belongs to the technical field of valve accessory processing, concretely relates to valve rod ring periphery self-adaptation processing equipment.
Background
The valve is a control part in a fluid conveying system, has the functions of stopping, adjusting, guiding, preventing counter flow, stabilizing pressure, shunting or overflowing and relieving pressure and the like, and the valve rod is an important part of the valve and is used for transmission, is connected with an actuating mechanism or a handle, and directly drives the valve core to move or rotate below the actuating mechanism or the handle so as to realize the opening and closing or adjusting function of the valve. The valve rod needs to be ground and polished before leaving the factory. The inventor finds that the valve rod manufactured by the prior art cannot ensure complete straightness, a certain range of bending degrees which do not influence the normal use of the valve rod exist locally, and the bending is not easy to be perceived on naked eyes. The grinding and polishing equipment applied to the valve rod at present has two types: firstly, a grinding wheel and a polishing wheel are adopted, the grinding wheel and the polishing wheel are rigidly attached to the surface of a valve rod to rotate and move along the axial direction of the valve rod in the autorotation process of the valve rod, the possibility of being over-processed exists after the equipment is adopted for processing, for example, after the grinding equipment is adopted for grinding, the size of the valve rod cannot meet the error range allowed by corresponding specifications; secondly, adopt flexible abrasive band of polishing, at the in-process of valve rod rotation, laminate the valve rod surface flexibly and rotate and remove along the valve rod axial, adopt this kind of equipment of polishing to polish back effect preferred, can not exist by the possibility of excessively polishing, but the speed of the wearing and tearing consumption of abrasive band of polishing is very fast, and the stealthy replacement cost that the cost of consumptive material self and shut down to change and bring is higher.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the shortcoming and not enough that prior art exists, and provide a valve rod ring periphery self-adaptation processing equipment.
The utility model discloses the technical scheme who takes as follows: a valve rod circumference self-adaptive processing device comprises a rack, a valve rod fixing device and a valve rod rotation driving mechanism, wherein the valve rod fixing device and the valve rod rotation driving mechanism are arranged on the rack; the machine frame is provided with a circumferential surface processing device, the circumferential surface processing device comprises a base, a processing table, a processing wheel and a rotary driving motor, the processing wheel and the rotary driving motor are fixed on the processing table, the rotary driving motor is used for driving the processing wheel to rotate, and a central driving shaft of the processing wheel is parallel to a central shaft of the valve rod; the processing table is arranged on the base and is linearly limited and matched with the base in a sliding manner, so that the processing table can slide along the radial direction of the valve rod relative to the base, and a spring for acting on the processing table in the direction of the valve rod is arranged between the processing table and the base;
the axial drive is coupled to the base or the valve stem fixture such that the base is displaceable relative to the valve stem fixture in an axial direction of the valve stem.
The processing bench is equipped with bellied connecting axle, the correspondence is equipped with the spliced pole on the base, be equipped with the connecting hole of the adaptation that supplies the connecting axle to pass on the spliced pole, outside and both ends of connecting axle are established to the effect spring housing butt processing platform and spliced pole respectively, the part that the connecting axle passed the spliced pole is connected with the stopper.
The limiting block is an adjusting nut and is in threaded connection with the connecting shaft.
The base is provided with a radial slide rail, and the lower end of the processing table is provided with a slide block which is in limited sliding fit with the radial slide rail.
The base comprises an axial sliding base, a radial sliding base and a first radial sliding driving device, wherein the axial sliding base is arranged on the rack and connected with the axial driving device, and the axial sliding base can slide along the axial direction of the valve rod relative to the rack through the axial driving device;
the radial sliding base is arranged on the axial sliding base and can be driven by the first radial sliding driving device to slide along the radial direction of the valve rod relative to the axial sliding base, and the processing table is arranged on the radial sliding base.
The protection casing is installed to the processing platform, outside the processing wheel was located to the protection casing cover, and was close to valve rod one side and is equipped with the opening and supplies the processing wheel to expose and process valve rod ring global.
And one side of the rack is provided with a dust suction device distributed along the length direction of the valve rod.
The frame outside is equipped with plug-type and for the protective cover of perspective.
The utility model has the advantages that: the utility model discloses can be used to the global bending of polishing and polishing of valve rod ring, the unaided eye that fully considers the valve rod existence can't be perceived easily, the processing wheel can keep with the laminating of valve rod under the effect of acting spring, changes self-adaptation transform position thereupon along with the bent straight of valve rod, can not have the excessive problem of processing.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings obtained from these drawings still belong to the scope of the present invention without inventive laboriousness.
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic view of the embodiment of the present invention after hiding the protection cover and the dust hood;
fig. 3 is a schematic structural view of a polishing device according to an embodiment of the present invention;
fig. 4 is a schematic structural view of a grinding device and a polishing device according to an embodiment of the present invention;
FIG. 5 is a schematic view of a polishing device and a grinding device according to another embodiment of the present invention;
in the figure, 1, a frame; 2, a valve rod fixing device; 3, a valve rod rotation driving mechanism; 4, a valve rod; 5, polishing the device; 501, polishing a base; 502, a polishing table; 503, grinding the wheel; 504, grinding the motor; 505, a first apply spring; 506, a first connecting shaft; 507, a first connecting column; 508, a first stopper; 509, a first radial slide; 5010, a first slider; 5011, a first axial glide base; 5012, a first radial sliding base; 5013, grinding wheel protection cover; 6, a polishing device; 601, polishing the base; 602, a polishing table; 603, a polishing wheel; 604, polishing the motor; 605, a second apply spring; 606, a second connecting shaft; 607, a second connecting column; 608, a second stopper; 6011, a second axial sliding base; 6012, a second radial sliding base; 7, a dust suction device; and 8, a protective cover.
Detailed Description
To make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described in detail with reference to the accompanying drawings.
It should be noted that all expressions using "first" and "second" in the embodiments of the present invention are used to distinguish two entities with the same name but different names or different parameters, and it is understood that "first" and "second" are merely for convenience of expression and should not be construed as limitations of the embodiments of the present invention, and the following embodiments do not describe this one by one.
The terms of direction and position in the present invention, such as "up", "down", "front", "back", "left", "right", "inside", "outside", "top", "bottom", "side", etc., refer to the direction and position of the attached drawings. Accordingly, the use of directional and positional terms is intended to illustrate and understand the present invention and is not intended to limit the scope of the invention.
A valve rod ring peripheral surface self-adaptive processing device is used for grinding and polishing the valve rod ring peripheral surface and comprises a frame 1, a valve rod fixing device 2 and a valve rod rotation driving mechanism 3, wherein the valve rod fixing device 2 and the valve rod rotation driving mechanism 3 are arranged on the frame 1, and the valve rod rotation driving mechanism 3 is connected with the valve rod fixing device 2 and is used for driving a valve rod 4 fixed on the valve rod fixing device 2 to rotate; in this embodiment, the valve rod fixing device 2 is matched with the tightening device to fix the valve rod 4 by adopting a three-jaw chuck, and the valve rod rotation driving mechanism 3 specifically adopts a rotating motor and is connected with the three-jaw chuck to drive the valve rod 4 to rotate.
As shown in fig. 3, the grinding device 5 comprises a grinding base 501, a grinding table 502, a grinding wheel 503 and a grinding motor 504, the grinding wheel 503 and the grinding motor 504 are both fixed on the grinding table 502, the grinding motor 504 is used for driving the grinding wheel 503 to rotate, and a central driving shaft of the grinding wheel 503 is parallel to a central shaft of the valve rod 4; the polishing table 502 is arranged on the polishing base 501 and is linearly matched with the polishing base 501 in a limiting and sliding manner, so that the polishing table 502 can slide along the radial direction of the valve rod relative to the polishing base 501, and a first acting spring 505 which can form acting force towards the direction of the valve rod 4 to the polishing table 502 is arranged between the polishing table 502 and the polishing base 501;
the axial driving device is connected with the polishing base 501 or the valve rod fixing device 2 so that the polishing base 501 can move along the axial direction of the valve rod relative to the valve rod fixing device 2.
The axial driving device can be specifically selected from common linear driving devices such as motor screw rod driving, hydraulic driving, pneumatic driving, electromagnetic driving and the like.
The force of the first action spring 505 on the grinding table 502 enables the grinding device 5 to change positions along with the curve change of the surface of the valve rod 4 during operation.
Further, be equipped with bellied first connecting axle 506 on the platform of polishing 502, it is equipped with first connecting post 507 to polish to correspond on the base 501, be equipped with the connecting hole that supplies the adaptation that first connecting axle 506 passed on the first connecting post 507, first effect spring 505 cover establish outside the first connecting axle 506 and both ends respectively the butt platform of polishing 502 and first connecting post 507, the part that first connecting axle 506 passed first connecting post 507 is connected with first stopper 508.
Further, the first limit block 508 is an adjusting nut, and the first limit block 508 is in threaded connection with the first connecting shaft 506. The pretension of the first force spring 505 and the amount of movement of the grinding table 502 in the changeable position can be adjusted by rotating the first stopper 508.
Further, a first radial slide rail 509 is arranged on the polishing base 501, and a first slide block 5010 which is in limit sliding fit with the first radial slide rail 509 is arranged at the lower end of the polishing table 502.
Further, the polishing base 501 comprises a first axial sliding base 5011, a first radial sliding base 5012 and a first radial sliding driving device, wherein the first axial sliding base 5011 is arranged on the rack 1 and connected with the axial driving device, and the first axial sliding base 5011 can slide along the axial direction of the valve rod relative to the rack 1 through the axial driving device;
the first radial sliding base 5012 is arranged on the first axial sliding base 5011 and can be driven to slide along the radial direction of the valve rod relative to the first axial sliding base 5011 through a first radial sliding driving device, and the grinding table 502 is arranged on the first radial sliding base 5012. The first radial sliding driving device can specifically select common linear driving devices such as motor screw rod driving, hydraulic driving, pneumatic driving, electromagnetic driving and the like. That is, in this embodiment, the grinding table 502 can be actively driven in the radial direction to make the grinding wheel 503 far away from the valve stem 4 or close to the joint valve stem 4, so as to control the work or non-work of the grinding wheel 503 and adapt to the valve stems 4 with different diameter specifications.
The structure of the polishing device 6 is similar to that of the grinding device 5, specifically, the polishing device 6 includes a polishing base 601, a polishing table 602, a polishing wheel 603, and a polishing motor 604, the polishing wheel 603 and the polishing motor 604 are both fixed on the polishing table 602, the polishing motor 604 is used for driving the polishing wheel 603 to rotate, and a central driving shaft of the polishing wheel 603 is parallel to a central shaft of the valve rod 4; the polishing table 602 is arranged on the polishing base 601 and is linearly limited and matched with the polishing base 601 in a sliding manner, so that the polishing table 602 can slide along the radial direction of the valve rod relative to the polishing base 601, and a second acting spring 605 which forms acting force towards the direction of the valve rod 4 to the polishing table 602 is arranged between the polishing table 602 and the polishing base 601;
the axial driving device is connected with the polishing base 601 or the valve rod fixing device 2, so that the polishing base 601 can move along the axial direction of the valve rod relative to the valve rod fixing device 2;
the grinding wheel 503 and the polishing wheel 603 are respectively located on two sides of the valve rod fixing device 2.
The polishing table 602 is provided with a second protruding connecting shaft 606, the polishing base 601 is correspondingly provided with a second connecting column 607, the second connecting column 607 is provided with a connecting hole for the second connecting shaft 606 to pass through, the second acting spring 605 is sleeved outside the second connecting shaft 606, two ends of the second acting spring are respectively abutted against the polishing table 602 and the second connecting column 607, and the part of the second connecting shaft 606 passing through the second connecting column 607 is connected with a second limiting block 608.
The second limiting block 608 is an adjusting nut, and the second limiting block 608 is in threaded connection with the second connecting shaft 606.
The polishing base 601 comprises a second axial sliding base 6011, a second radial sliding base 6012 and a second radial sliding driving device, wherein the second axial sliding base 6011 is arranged on the rack 1 and connected with the axial driving device, and the second axial sliding base 6011 can slide along the axial direction of the valve rod relative to the rack 1 through the axial driving device;
the second radial sliding base 6012 is disposed on the second axial sliding base 6011, and the second radial sliding base 6012 is driven by a second radial sliding driving device to slide along the radial direction of the valve rod relative to the second axial sliding base 6011, and the polishing platform 602 is disposed on the second radial sliding base 6012.
In the embodiment, the polishing wheel 603 and the polishing wheel 503, which have both functions of grinding and polishing, can be adaptively changed in position according to the curve and straight change of the surface of the valve rod 4.
Wherein grinding device 5 and burnishing device 6 can be synchronous structure, as shown in fig. 4, first radial base 5012 that slides and second radial base 6012 that slides link as an organic whole, and synchronous initiative drive slides along the axial and slides radially, and during this kind of structure work, grinding device 5 and burnishing device 6 are for going on in succession, grind the valve rod 4 surface with grinding device 5 earlier, after the end of polishing, adopt burnishing device 6 to polish the valve rod 4 surface again. The grinding wheel 503 and the polishing wheel 603 are located on two sides of the valve rod 4, the distance between the grinding wheel 503 and the polishing wheel 603 is slightly larger, and the grinding function and the polishing function are switched by actively driving the first radial sliding base 5012 and the second radial sliding base 6012 to synchronously and radially slide.
The polishing wheel 503 and the polishing wheel 603 may also be located on the same side of the valve rod 4, the polishing wheel 503 and the polishing wheel 603 are separated by a certain distance along the axial direction of the valve rod, and the polishing wheel 503 and the polishing wheel 603 are sequentially processed in the same area on the valve rod 4 in the synchronous radial sliding process of the first radial sliding base 5012 and the second radial sliding base 6012.
The grinding device 5 and the polishing device 6 can also be of an asynchronous structure, as shown in fig. 5, the first radial sliding base 5012 and the second radial sliding base 6012 are connected into a split body, and can respectively and actively drive the first radial sliding base 5012 and the second radial sliding base 6012 to slide axially and radially.
The outside of frame 1 is equipped with plug-type and for the protective cover 8 of perspective, and its protective action just is convenient for observe inside working effect.
A polishing wheel protection cover 5013 is fixed on the polishing table 503, and the polishing wheel protection cover 5013 plays a role in safety protection after the polishing wheel 503 is prevented from accidentally rotating.
The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the invention, which is defined by the appended claims.
Claims (8)
1. A valve rod circumferential surface self-adaptive machining device comprises a rack (1), a valve rod fixing device (2) and a valve rod rotation driving mechanism (3), wherein the valve rod fixing device (2) and the valve rod rotation driving mechanism (3) are arranged on the rack (1), and the valve rod rotation driving mechanism (3) is connected with the valve rod fixing device (2) and is used for driving a valve rod (4) fixed on the valve rod fixing device (2) to rotate; the method is characterized in that: the machining device comprises a base, a machining table, a machining wheel and a rotary driving motor, wherein the machining wheel and the rotary driving motor are fixed on the machining table, the rotary driving motor is used for driving the machining wheel to rotate, and a central driving shaft of the machining wheel is parallel to a central shaft of the valve rod (4); the processing table is arranged on the base and is in linear limit sliding fit with the base, so that the processing table can slide along the radial direction of the valve rod relative to the base, and a spring for forming an acting force to the processing table in the direction of the valve rod is arranged between the processing table and the base;
the valve rod fixing device is characterized by further comprising an axial driving device, wherein the axial driving device is connected with the base or the valve rod fixing device (2) to enable the base to be capable of displacing relative to the valve rod fixing device (2) along the axial direction of the valve rod.
2. The stem ring periphery adaptive machining apparatus of claim 1, wherein: the processing bench is equipped with bellied connecting axle, the correspondence is equipped with the spliced pole on the base, be equipped with the connecting hole of the adaptation that supplies the connecting axle to pass on the spliced pole, outside and both ends of connecting axle are established to the effect spring housing butt processing platform and spliced pole respectively, the part that the connecting axle passed the spliced pole is connected with the stopper.
3. The valve stem circumferential surface adaptive machining apparatus according to claim 2, characterized in that: the limiting block is an adjusting nut and is in threaded connection with the connecting shaft.
4. The stem ring periphery adaptive machining apparatus of claim 1, wherein: the base is provided with a radial slide rail, and the lower end of the processing table is provided with a slide block which is in limit sliding fit with the radial slide rail.
5. The stem ring periphery adaptive machining apparatus of claim 1, wherein: the base comprises an axial sliding base, a radial sliding base and a first radial sliding driving device, wherein the axial sliding base is arranged on the rack (1) and connected with the axial driving device, and the axial sliding base can slide along the axial direction of the valve rod relative to the rack (1) through the axial driving device;
the radial sliding base is arranged on the axial sliding base and can be driven by the first radial sliding driving device to slide along the radial direction of the valve rod relative to the axial sliding base, and the processing table is arranged on the radial sliding base.
6. The stem ring periphery adaptive machining apparatus of claim 1, wherein: protection casing (8) are installed to the processing platform, protection casing (8) cover is located outside the processing wheel, and is close to valve rod (4) one side and is equipped with the opening and supplies the processing wheel to expose and process valve rod (4) ring face.
7. The valve stem circumferential surface self-adaptive machining device according to claim 1, characterized in that: and one side of the frame (1) is provided with a dust suction device (7) which is distributed along the length direction of the valve rod (4).
8. The valve stem circumferential surface self-adaptive machining device according to claim 1, characterized in that: a push-pull type and perspective protective cover (8) is arranged on the outer side of the frame (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221888313.1U CN218194475U (en) | 2022-07-20 | 2022-07-20 | Valve rod ring periphery self-adaptation processing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221888313.1U CN218194475U (en) | 2022-07-20 | 2022-07-20 | Valve rod ring periphery self-adaptation processing equipment |
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| Publication Number | Publication Date |
|---|---|
| CN218194475U true CN218194475U (en) | 2023-01-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221888313.1U Active CN218194475U (en) | 2022-07-20 | 2022-07-20 | Valve rod ring periphery self-adaptation processing equipment |
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| Country | Link |
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| CN (1) | CN218194475U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115179144A (en) * | 2022-07-20 | 2022-10-14 | 浙江智源阀门科技有限公司 | Valve rod self-adaptation equipment of polishing |
-
2022
- 2022-07-20 CN CN202221888313.1U patent/CN218194475U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115179144A (en) * | 2022-07-20 | 2022-10-14 | 浙江智源阀门科技有限公司 | Valve rod self-adaptation equipment of polishing |
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